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Hi Roger, thanks a million for your understanding and suggestion. I am glad that finally there is someone understands my problem...

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Responded 3 years ago

No problem Sie! :)

Hi Shawn, thanks for your comment. The position on A and C has a meaning. Actually A is a covariance of two variables and I am ...

Thanks Torsten. Unfortunately by doing this, the random will be bias. Meaning to say that the first item of matrix A will be lik...

Actually I have tried to use a loop to random matrix B until it fits the constraint. However, if matrix A has many rows, like 50...

I have a vector A with descending order like this A = 0.958 0.6843 0.4391 0.329 0.012 I would like to create matrix B with r...

Posted 3 years ago